{"id":"https://openalex.org/W4409473688","doi":"https://doi.org/10.1109/tcsvt.2025.3560900","title":"CT-NeRF: Incremental Optimization of Neural Radiance Field and Camera Poses With Complex Trajectory","display_name":"CT-NeRF: Incremental Optimization of Neural Radiance Field and Camera Poses With Complex Trajectory","publication_year":2025,"publication_date":"2025-04-15","ids":{"openalex":"https://openalex.org/W4409473688","doi":"https://doi.org/10.1109/tcsvt.2025.3560900"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2025.3560900","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3560900","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems for Video Technology","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052469137","display_name":"Yunlong Ran","orcid":"https://orcid.org/0000-0001-9784-6771"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yunlong Ran","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103759007","display_name":"Yanxu Li","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanxu Li","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101493796","display_name":"Qi Ye","orcid":"https://orcid.org/0000-0003-2285-3402"},"institutions":[{"id":"https://openalex.org/I4391767838","display_name":"State Key Laboratory of Industrial Control Technology","ror":"https://ror.org/03a33a786","country_code":null,"type":"facility","lineage":["https://openalex.org/I4391767838","https://openalex.org/I76130692"]},{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Ye","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China","College of Control Science and Engineering, State Key Laboratory of Industrial Control Technology, Zhejiang University, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"College of Control Science and Engineering, State Key Laboratory of Industrial Control Technology, Zhejiang University, China","institution_ids":["https://openalex.org/I55712492","https://openalex.org/I4391767838"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081150377","display_name":"Yuchi Huo","orcid":"https://orcid.org/0000-0003-3296-7999"},"institutions":[{"id":"https://openalex.org/I4210156066","display_name":"State Key Laboratory of Chemical Engineering","ror":"https://ror.org/05803vc71","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210156066"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuchi Huo","raw_affiliation_strings":["State Key Laboratory of CAD &#x0026; CG, Zhejiang University, Hangzhou, China","State Key Lab of CAD and CG, Zhejiang University, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of CAD &#x0026; CG, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692","https://openalex.org/I4210156066"]},{"raw_affiliation_string":"State Key Lab of CAD and CG, Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075311772","display_name":"Zhaopeng Cui","orcid":"https://orcid.org/0000-0002-7130-439X"},"institutions":[{"id":"https://openalex.org/I4210156066","display_name":"State Key Laboratory of Chemical Engineering","ror":"https://ror.org/05803vc71","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210156066"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaopeng Cui","raw_affiliation_strings":["State Key Laboratory of CAD &#x0026; CG, Zhejiang University, Hangzhou, China","State Key Lab of CAD and CG, Zhejiang University, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of CAD &#x0026; CG, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692","https://openalex.org/I4210156066"]},{"raw_affiliation_string":"State Key Lab of CAD and CG, Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101342732","display_name":"Zechun Bai","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zechun Bai","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jiahao Sun","orcid":"https://orcid.org/0009-0004-1634-1501"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahao Sun","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100726041","display_name":"Jiming Chen","orcid":"https://orcid.org/0000-0003-3155-3145"},"institutions":[{"id":"https://openalex.org/I4391767838","display_name":"State Key Laboratory of Industrial Control Technology","ror":"https://ror.org/03a33a786","country_code":null,"type":"facility","lineage":["https://openalex.org/I4391767838","https://openalex.org/I76130692"]},{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiming Chen","raw_affiliation_strings":["College of Control Science and Engineering, Zhejiang University, Hangzhou, China","College of Control Science and Engineering, State Key Laboratory of Industrial Control Technology, Zhejiang University, China"],"affiliations":[{"raw_affiliation_string":"College of Control Science and Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"College of Control Science and Engineering, State Key Laboratory of Industrial Control Technology, Zhejiang University, China","institution_ids":["https://openalex.org/I55712492","https://openalex.org/I4391767838"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5052469137"],"corresponding_institution_ids":["https://openalex.org/I76130692"],"apc_list":null,"apc_paid":null,"fwci":4.5108,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.94439385,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"35","issue":"10","first_page":"10110","last_page":"10121"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11984","display_name":"Anatomy and Medical Technology","score":0.9341999888420105,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11984","display_name":"Anatomy and Medical Technology","score":0.9341999888420105,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10358","display_name":"Advanced Radiotherapy Techniques","score":0.9247999787330627,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9014000296592712,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radiance","display_name":"Radiance","score":0.81459641456604},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.6466774940490723},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6158631443977356},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6152242422103882},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5388914942741394},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.5177121162414551},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.42337560653686523},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.22684350609779358},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2238076627254486},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.135696142911911},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12787795066833496}],"concepts":[{"id":"https://openalex.org/C23690007","wikidata":"https://www.wikidata.org/wiki/Q1411145","display_name":"Radiance","level":2,"score":0.81459641456604},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.6466774940490723},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6158631443977356},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6152242422103882},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5388914942741394},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5177121162414551},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.42337560653686523},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.22684350609779358},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2238076627254486},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.135696142911911},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12787795066833496},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsvt.2025.3560900","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3560900","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems for Video Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2575069074","display_name":null,"funder_award_id":"62088101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3331567462","display_name":null,"funder_award_id":"2025C01072","funder_id":"https://openalex.org/F8142712028","funder_display_name":"Key Research and Development Program of Zhejiang Province"},{"id":"https://openalex.org/G3435001950","display_name":null,"funder_award_id":"2025C01064","funder_id":"https://openalex.org/F8142712028","funder_display_name":"Key Research and Development Program of Zhejiang Province"},{"id":"https://openalex.org/G4513079086","display_name":null,"funder_award_id":"62293511","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5736016220","display_name":null,"funder_award_id":"62233013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F8142712028","display_name":"Key Research and Development Program of Zhejiang Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W2033819227","https://openalex.org/W2085261163","https://openalex.org/W2471962767","https://openalex.org/W2963627347","https://openalex.org/W3203570626","https://openalex.org/W3204859697","https://openalex.org/W3215769467","https://openalex.org/W3216476011","https://openalex.org/W4200150166","https://openalex.org/W4214564845","https://openalex.org/W4214579621","https://openalex.org/W4221151978","https://openalex.org/W4283730568","https://openalex.org/W4312234520","https://openalex.org/W4312379959","https://openalex.org/W4312969460","https://openalex.org/W4376851264","https://openalex.org/W4385318467","https://openalex.org/W4386066457","https://openalex.org/W4386072012","https://openalex.org/W4386075582","https://openalex.org/W4386075959","https://openalex.org/W4386076205","https://openalex.org/W4387968192","https://openalex.org/W4390872336","https://openalex.org/W4390872820","https://openalex.org/W4390873665","https://openalex.org/W4393153683","https://openalex.org/W4394586034","https://openalex.org/W4400071664","https://openalex.org/W4401725885","https://openalex.org/W4401908345","https://openalex.org/W4402775411","https://openalex.org/W4404520249"],"related_works":["https://openalex.org/W2896728493","https://openalex.org/W2392142157","https://openalex.org/W2043512367","https://openalex.org/W4321518006","https://openalex.org/W2331836163","https://openalex.org/W2024462231","https://openalex.org/W2005276308","https://openalex.org/W1994657804","https://openalex.org/W1970182911","https://openalex.org/W2347721387"],"abstract_inverted_index":{"Neural":[0],"radiance":[1],"field":[2],"(NeRF)":[3],"has":[4],"achieved":[5],"impressive":[6],"results":[7],"in":[8,177],"high-quality":[9],"3D":[10],"scene":[11,108,143],"reconstruction.":[12],"However,":[13],"NeRF":[14],"heavily":[15],"relies":[16],"on":[17,160],"precise":[18],"camera":[19,28,140],"poses.":[20],"While":[21],"recent":[22],"works":[23],"like":[24],"BARF":[25],"have":[26],"introduced":[27],"pose":[29,69,85,104,182],"optimization":[30,62],"within":[31],"NeRF,":[32],"their":[33],"applicability":[34],"is":[35,146],"limited":[36],"to":[37,90,96],"simple":[38],"trajectory":[39],"scenes.":[40],"Existing":[41],"methods":[42,176],"struggle":[43],"while":[44],"tackling":[45],"complex":[46,152,169],"trajectories":[47],"involving":[48],"large":[49],"rotations.":[50],"To":[51],"address":[52],"this":[53,74],"limitation,":[54],"we":[55,76,111],"propose":[56,78],"CT-NeRF,":[57],"an":[58],"incremental":[59,132],"reconstruction":[60],"and":[61,70,142,145,165,181],"pipeline":[63],"using":[64],"only":[65,103],"RGB":[66],"images":[67],"without":[68],"depth":[71],"input.":[72],"In":[73],"pipeline,":[75],"first":[77],"a":[79,84,118],"local-global":[80],"bundle":[81],"adjustment":[82],"under":[83],"graph":[86],"connecting":[87],"neighboring":[88],"frames":[89],"enforce":[91],"the":[92,98,107,113,131,136,156],"consistency":[93,105,114],"between":[94,115,126],"poses":[95,116,141],"escape":[97],"local":[99],"minima":[100],"caused":[101],"by":[102],"with":[106,151],"structure.":[109],"Further,":[110],"instantiate":[112],"as":[117],"reprojection":[119],"error":[120],"constraint":[121],"resulting":[122],"from":[123],"pixel-level":[124],"correspondences":[125],"input":[127],"image":[128],"pairs.":[129],"Through":[130],"reconstruction,":[133],"CT-NeRF":[134,159,173],"enables":[135],"recovery":[137],"of":[138,148,158],"both":[139],"structure":[144],"capable":[147],"handling":[149],"scenes":[150],"trajectories.":[153,170],"We":[154],"evaluate":[155],"performance":[157],"two":[161],"real-world":[162],"datasets,":[163],"NeRF-Buster":[164],"Free-Dataset,":[166],"which":[167],"feature":[168],"Results":[171],"show":[172],"outperforms":[174],"existing":[175],"novel":[178],"view":[179],"synthesis":[180],"estimation":[183],"accuracy.":[184]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
